package com.group3.dao;

import com.group3.domain.StudentGroupExample;
import com.group3.domain.StudentGroupKey;
import java.util.List;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface StudentGroupMapper {
    long countByExample(StudentGroupExample example);

    int deleteByExample(StudentGroupExample example);

    int deleteByPrimaryKey(StudentGroupKey key);

    int insert(StudentGroupKey record);

    int insertSelective(StudentGroupKey record);

    List<StudentGroupKey> selectByExample(StudentGroupExample example);

    int updateByExampleSelective(@Param("record") StudentGroupKey record, @Param("example") StudentGroupExample example);

    int updateByExample(@Param("record") StudentGroupKey record, @Param("example") StudentGroupExample example);
}